LIST OF TABLES 



Table 1. Numbers of live mussels obtained along six 



transects in fleeted and unfleeted areas of the 

 Illinois River at Naples. 



Table 2 . Numbers of mussel corrals placed in fleeted and 

 unfleeted study plots in the Illinois River at 

 Naples. 



Table 3. Numbers of live and dead mussels marked and 



recaptured from fleeted and unfleeted plots in the 

 Illinois River at Naples. 



20 



22 



Table 4. Probability (P) values for contingency tests 



comparing shell damage and mortality of mussels 

 from fleeted and unfleeted plots in the Illinois 

 River at Naples. 



Table 5. Probability (P) values (of type I error) for a 



1-way ANOVA (Brown-Forsythe) comparing growth rates 

 (shell length) of mussels from two fleeted and two 

 unfleeted plots in the Illinois River at Naples. 



Table Bl. Numbers of mussels and clams taken in 75 0.5-m 



samples on transect 3-2 from the fleeted area of 

 the Illinois River at Naples. 



49 



Table B2 . Numbers of mussels and clams taken in 77 0.5-m 



samples on transect 5-4 from the unfleeted area of 

 the Illinois River at Naples. 



50 



Table B3 . Numbers of mussels and clams taken in 50 0.5-m 



samples on transect 6-7 from the fleeted area of 

 the Illinois River at Naples. 



2 



Table B4. Numbers of mussels and clams taken in 50 0.5-m 



samples on transect 9-8 from the fleeted area of 

 the Illinois River at Naples. 



Table B5. Numbers of mussels and clams taken in 49 0.5-m 



samples on transect 10-9 from the fleeted area of 

 the Illinois River at Naples. 



53 



Table B6. Numbers of mussels and clams taken in 50 0.5-m 



samples on transect 8-11 from the fleeted area of 

 the Illinois River at Naples. 



Table El. Live and recently dead mussels from pools 14 and 

 15, Upper Mississippi River, Rock Island County, 

 Illinois, 27-30 June 1983. 



93 



ix 



